Electric skateboard



FIG. 1 is a top plan view of an electric skateboard having an electrically powered propulsion mechanism;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side-view thereof;

FIG. 6 is a fight side-view thereof; and,

FIG. 7 is a three-dimensional perspective view thereof. 

CLAIM The ornamental design for an electric skateboard, as shown and described. 